Finding the Fourth Proportional to 14,279,759.28, 19,706,410.26 and 7,753,663.80
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Solution
The fourth proportional to 14,279,759.28, 19,706,410.26 and 7,753,663.80 is: 10,700,241.99
Step by Step Solution
- Step 1: Write the proportion equation
14,279,759.28 : 19,706,410.26 = 7,753,663.80 : x - Step 2: Convert to fraction form
14,279,759.28/19,706,410.26 = 7,753,663.80/x - Step 3: Cross multiply
14,279,759.28x = 19,706,410.26 × 7,753,663.80 - Step 4: Simplify right side
14,279,759.28x = 152,796,879,860,910.59 - Step 5: Solve for x
x = 152,796,879,860,910.59/14,279,759.28 - Step 6: Final answer
x = 10,700,241.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.